diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 32292c0be2bd..a4e113253df3 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -4992,12 +4992,21 @@ static int intel_dp_connector_atomic_check(struct drm_connector *conn, { struct drm_i915_private *dev_priv = to_i915(conn->dev); struct intel_atomic_state *state = to_intel_atomic_state(_state); + struct drm_connector_state *conn_state = drm_atomic_get_new_connector_state(_state, conn); + struct intel_connector *intel_conn = to_intel_connector(conn); + struct intel_dp *intel_dp = enc_to_intel_dp(intel_conn->encoder); int ret; ret = intel_digital_connector_atomic_check(conn, &state->base); if (ret) return ret; + if (intel_dp_mst_source_support(intel_dp)) { + ret = drm_dp_mst_root_conn_atomic_check(conn_state, &intel_dp->mst_mgr); + if (ret) + return ret; + } + /* * We don't enable port sync on BDW due to missing w/as and * due to not having adjusted the modeset sequence appropriately. |